-(으)면 안 되다
must not
ระดับ 2 · สำนวน
คำอธิบาย
Expresses prohibition. Vowel or ㄹ stems take 면 안 되다, consonant stems 으면 안 되다. Common on signs and rules.
ตัวอย่าง
박물관에서 음식을 먹으면 안 돼요.
You must not eat in the museum.
수업 시간에 떠들면 안 됩니다.
You must not make noise in class.
이 물은 마시면 안 돼요.
You shouldn't drink this water.
ข้อสังเกต TOPIK
TOPIK I Reading 40–42 (no-… signs) and EPS-TOPIK safety signs.